Christian Schröder - MATLAB Cody - MATLAB Central

Christian Schröder

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101 – 150 of 4,267

Problem 60727. Remove the diagonal of a square matrix

Created by: ChrisR

Tags matrix manipulation, diagonal

2

Solutions

35

Size

2

Solutions

35

Size

Problem 60704. Convert RGB to Grayscale

Created by: Leandro

Tags vectors, easy, indexing

3

Solutions

15

Size

3

Solutions

15

Size

Problem 60699. Palindrome Checker

Created by: Leandro

Tags easy, strings

1

Solution

12

Size

1

Solution

12

Size

Problem 60694. Reverse a string

Created by: Leandro

Tags easy, strings

1

Solution

10

Size

1

Solution

10

Size

Problem 60689. Sum All Positive Elements

Created by: Leandro

Tags vectors, easy

1

Solution

14

Size

1

Solution

14

Size

Problem 60686. Diagonal Product of A Square Matrix

Created by: Leandro

Tags easy, matrices

1

Solution

12

Size

1

Solution

12

Size

Problem 2431. Power Times (of the day)

Created by: goc3

Tags time, power, hour

1

Solution

80

Size

1

Solution

80

Size

Problem 60516. Compute the totient summatory function

Created by: ChrisR

Tags number theory, sequence

1

Solution

56

Size

1

Solution

56

Size

Problem 60651. ICFP2024 011:Lambdaman Small programmed solutions

Created by: Richard Zapor

Tags contest, repmat, icfp2024

4

Solutions

62

Size

4

Solutions

62

Size

Problem 60633. Sum the reciprocals of polygonal numbers

Created by: ChrisR

Tags special functions, partial fractions

1

Solution

44

Size

1

Solution

44

Size

Problem 60642. ICFP2024 010: Lambdaman Optimal-Crawler-Backfill

Created by: Richard Zapor

Tags maze, recursion, optimal

1

Solution

552

Size

1

Solution

552

Size

Problem 60628. ICFP2024 008: Lambdaman4 Breadth Solver

Created by: Richard Zapor

Tags maze, contest, breadth solver

1

Solution

736

Size

1

Solution

736

Size

Problem 60638. ICFP2024 009: Lambdaman Crawler-Backfill

Created by: Richard Zapor

Tags maze, contest, icfp2024

1

Solution

155

Size

1

Solution

155

Size

Problem 60623. ICFP2024 007: Lambdaman 1, 2, 3 Breadth Solver

Created by: Richard Zapor

Tags maze, contest, icfp

1

Solution

463

Size

1

Solution

463

Size

Problem 60618. ICFP2024 005: Lambdaman 1, 2, 3

Created by: Richard Zapor

Tags recursion, contest, icfp

1

Solution

298

Size

1

Solution

298

Size

Problem 60608. ICFP2024 006: Lambda 21 - 3D

Created by: Richard Zapor

Tags maze, contest, icfp

1

Solution

222

Size

1

Solution

222

Size

Problem 60613. Complete a 2nd order difference sequence

Created by: CXD

Tags sequence, difference

1

Solution

56

Size

1

Solution

56

Size

Problem 60598. ICFP2024 004: Lambdaman 10

Created by: Richard Zapor

Tags maze, contest, icfp

2

Solutions

10

Size

2

Solutions

10

Size

Problem 60603. ICFP2024 003: Lambdaman 5

Created by: Richard Zapor

Tags maze, contest, icfp

1

Solution

10

Size

1

Solution

10

Size

Problem 60593. ICFP2024 002: Lambdaman 9

Created by: Richard Zapor

Tags maze, contest, icfp

1

Solution

10

Size

1

Solution

10

Size

Problem 60591. ICFP2024 001: Lambdaman 6

Created by: Richard Zapor

Tags string, maze, contest

1

Solution

10

Size

1

Solution

10

Size

Problem 60581. List primes of the form xy+z

Created by: ChrisR

Tags primes, number theory, sequence

3

Solutions

43

Size

3

Solutions

43

Size

Problem 60576. Perimeter of a Koch snowflake

Created by: Natalie

Tags geometry, sum, fractal

1

Solution

59

Size

1

Solution

59

Size

Problem 60571. Find polygonal numbers that are Blum integers

Created by: ChrisR

Tags number theory, sequence, semiprime

1

Solution

128

Size

1

Solution

128

Size

Problem 60566. Given a Polyshape_01 (ps) Return its Perimeter, Area, and Centroid.

Created by: George Berken

Tags area, translate, perimeter

1

Solution

29

Size

1

Solution

29

Size

Problem 60551. Jigsaw 002: Intro 2x2 square. Local Cody images

Created by: Richard Zapor

Tags images, cell2mat, puzzle

1

Solution

424

Size

1

Solution

424

Size

Problem 60561. Determine whether a number is a Blum integer

Created by: ChrisR

Tags primes, number theory, sequence

2

Solutions

49

Size

2

Solutions

49

Size

Problem 60227. Rotate matrix 60 degrees

Created by: Tim

Tags matrix, rotate, hexagon

1

Solution

230

Size

1

Solution

230

Size

Problem 60541. Compute the number of squares a knight can reach after n moves

Created by: ChrisR

Tags chess, sequence, recurrence

1

Solution

32

Size

1

Solution

32

Size

Problem 60536. Jigsaw 001: Intro 2x2 square. Pieces 128x128

Created by: Richard Zapor

Tags urlwrite, puzzle, imread

2

Solutions

143

Size

2

Solutions

143

Size

Problem 60526. Write a MATLAB function that takes a positive integer ( n ) as input and returns the sum of all the even numbers from 1 to ( n ).

Created by: 峡胜

Tags math

3

Solutions

8

Size

3

Solutions

8

Size

Problem 51975. Compute a sum of Ramanujan

Created by: ChrisR

Tags sum, special functions

2

Solutions

31

Size

2

Solutions

31

Size

Problem 46582. Find jumping medalists

Created by: ChrisR

Tags primes, sorting, number theory

1

Solution

230

Size

1

Solution

230

Size

Problem 46003. Compute Khinchin's constant

Created by: ChrisR

Tags numbers, number theory

1

Solution

11

Size

1

Solution

11

Size

Problem 45964. Compute the nth Pythagorean prime

Created by: ChrisR

Tags primes, pythagoras, number theory

1

Solution

72

Size

1

Solution

72

Size

Problem 60521. Implement the signum function

Created by: Om

Tags math, basic matlab

1

Solution

13

Size

1

Solution

13

Size

Problem 46627. Output the Montgomery Form of the Input Matrix

Created by: David Hill

Tags montgomery

1

Solution

15

Size

1

Solution

15

Size

Problem 60511. ICFP 2024 Programming Contest June 28 thru July 1

Created by: Richard Zapor

Tags contest, icfp, json

1

Solution

7

Size

1

Solution

7

Size

Problem 60456. Compute a sum

Created by: ChrisR

Tags sum, j pi maths, partial fractions

1

Solution

29

Size

1

Solution

29

Size

Problem 60506. Pronounce digits

Created by: minnolina

Tags easy

5

Solutions

29

Size

5

Solutions

29

Size

Problem 60486. Compute Farey sequences

Created by: ChrisR

Tags fractions, sequence, mediant

2

Solutions

97

Size

2

Solutions

97

Size

Problem 60461. Generate a point cloud on an equilateral triangle 2

Created by: Tomoaki Takagi

Tags lattice points, point cloud, uniformly distributed points

2

Solutions

189

Size

2

Solutions

189

Size

Problem 60446. Generate a point cloud on an equilateral triangle 1

Created by: Tomoaki Takagi

Tags lattice points, point cloud, uniformly distributed points

2

Solutions

87

Size

2

Solutions

87

Size

Problem 1074. Property dispute!

Created by: Ned Gulley

Tags geometry

2

Solutions

80

Size

2

Solutions

80

Size

Problem 55490. Rotation Matrix to Euler Angles

Created by: David Hill

Tags euler angles

1

Solution

126

Size

1

Solution

126

Size

Problem 54625. Exhaust all possible logical vectors

Created by: 埃博拉酱

Tags permutations

1

Solution

18

Size

1

Solution

18

Size

Problem 45276. No of squares in a grid

Created by: Asif Newaz

Tags geometry, sqaure

1

Solution

58

Size

1

Solution

58

Size

Problem 2173. How many rectangles in a grid ?

Created by: Zikobrelli

Tags combinatorics rectangle grid

1

Solution

23

Size

1

Solution

23

Size

Problem 60476. Remove Adjacent Pairs

Created by: minnolina

Tags easy

1

Solution

54

Size

1

Solution

54

Size

Problem 60436. switch base

Created by: CXD

Tags base, integer

1

Solution

62

Size

1

Solution

62

Size

101 – 150 of 4,267